Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1995-11-17
1997-11-18
Scherbel, David
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
153121, A47L 538
Patent
active
056874499
ABSTRACT:
A soot blower unit with an axially moved soot blower for the cleaning of heating surfaces of a heat exchanger (1) consists of a lance tube (4) and of a travel carrier (11), which is provided with a track rail (9) and fastened at the wall (2) of the heat exchanger (1). The lance tube (4) is guided at its forward end in a lance tube guide (15) and connected at its rearward end with a blower carriage (7), which is movable on the track rail (9). The vertical spacing of the track rail (9) of the travel carrier (11) from the forward end (h.sub.1) of the lance tube (4) is less than from the rearward end (h.sub.2), which is retained by the blower carriage (7), of the lance tube (4).
REFERENCES:
patent: 2089710 (1937-08-01), Reekie
patent: 4380843 (1983-04-01), Sullivan et al.
patent: 4387481 (1983-06-01), Zalewski
Albers Karl
Zachay Richard
Bergemann GmbH
Fogiel Max
Scherbel David
Till Terrence R.
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